BPF_CLASS
switch (BPF_CLASS(p->code)) {
return (BPF_CLASS(f[len - 1].code) == BPF_RET);
if (BPF_CLASS(prog[0].code) == BPF_RET)
if (BPF_CLASS(prog[0].code) == BPF_RET)
if (BPF_CLASS(p->code) == BPF_JMP) {
return (BPF_CLASS(f[len - 1].code) == BPF_RET);
if (BPF_CLASS(p->code) == BPF_JMP) {
return (BPF_CLASS(f[len - 1].code) == BPF_RET);